CA2840268C - Lampe fluorescente a diode electroluminescente - Google Patents

Lampe fluorescente a diode electroluminescente Download PDF

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Publication number
CA2840268C
CA2840268C CA2840268A CA2840268A CA2840268C CA 2840268 C CA2840268 C CA 2840268C CA 2840268 A CA2840268 A CA 2840268A CA 2840268 A CA2840268 A CA 2840268A CA 2840268 C CA2840268 C CA 2840268C
Authority
CA
Canada
Prior art keywords
capacitor
fluorescent lamp
led
diode
led array
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA2840268A
Other languages
English (en)
Other versions
CA2840268A1 (fr
Inventor
Myung Koo Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kumho Electric Inc
Original Assignee
Kumho Electric Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kumho Electric Inc filed Critical Kumho Electric Inc
Publication of CA2840268A1 publication Critical patent/CA2840268A1/fr
Application granted granted Critical
Publication of CA2840268C publication Critical patent/CA2840268C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30Driver circuits
    • H05B45/37Converter circuits
    • H05B45/3725Switched mode power supply [SMPS]
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10Controlling the light source
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30Driver circuits
    • H05B45/357Driver circuits specially adapted for retrofit LED light sources
    • H05B45/3578Emulating the electrical or functional characteristics of discharge lamps
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30Driver circuits
    • H05B45/345Current stabilisation; Maintaining constant current
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

La présente invention a trait à une lampe fluorescente à diode électroluminescente qui comprend : un réseau de diodes électroluminescentes qui est doté d'une pluralité de diodes électroluminescentes montées en série ; une première broche de connexion et une troisième broche de connexion qui sont connectées à un côté du réseau de diodes électroluminescentes ; une deuxième broche de connexion et une quatrième broche de connexion qui sont connectées à l'autre côté du réseau de diodes électroluminescentes ; au moins une paire de condensateurs qui sont connectés au réseau de diodes électroluminescentes ; et un moyen de court-circuit permettant de connecter au moins une des première et troisième broches de connexion, et la deuxième broche de connexion ainsi que la quatrième broche de connexion, la ou les paires des condensateurs comprenant : un premier condensateur dont une extrémité est connectée à la première broche de connexion et dont l'autre extrémité est connectée à une extrémité du réseau de diodes électroluminescentes ; un troisième condensateur dont une extrémité est connectée à la troisième broche de connexion et dont l'autre extrémité est connectée à une extrémité du réseau de diodes électroluminescentes ; un deuxième condensateur dont une extrémité est connectée à la deuxième broche de connexion et dont l'autre extrémité est connectée à l'autre extrémité du réseau de diodes électroluminescentes ; et un quatrième condensateur dont une extrémité est connectée à la quatrième broche de connexion et dont l'autre extrémité est connectée à l'autre extrémité du réseau de diodes électroluminescentes, et la lampe fluorescente à diode électroluminescente selon la présente invention peut utiliser, en l'état, un ballast électronique à allumage instantané qui est un ballast de lampe fluorescente qui est installé dans des lampes classiques.
CA2840268A 2011-05-19 2011-06-03 Lampe fluorescente a diode electroluminescente Expired - Fee Related CA2840268C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR20110047365 2011-05-19
KR10-2011-0047365 2011-05-19
PCT/KR2011/004089 WO2012157807A1 (fr) 2011-05-19 2011-06-03 Lampe fluorescente à diode électroluminescente

Publications (2)

Publication Number Publication Date
CA2840268A1 CA2840268A1 (fr) 2012-11-22
CA2840268C true CA2840268C (fr) 2016-03-01

Family

ID=47177115

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2840268A Expired - Fee Related CA2840268C (fr) 2011-05-19 2011-06-03 Lampe fluorescente a diode electroluminescente

Country Status (5)

Country Link
US (1) US8987998B2 (fr)
KR (1) KR20140080477A (fr)
CA (1) CA2840268C (fr)
MX (1) MX2013013375A (fr)
WO (1) WO2012157807A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9078309B2 (en) * 2008-10-16 2015-07-07 Kumho Electric Inc. LED fluorescent lamp
KR20140080477A (ko) 2011-05-19 2014-06-30 금호전기주식회사 Led형광램프
JP6007680B2 (ja) * 2012-08-31 2016-10-12 株式会社リコー 点灯制御回路及びその点灯制御回路を用いた照明灯及び点灯制御回路の制御方法
JP2015050191A (ja) * 2013-09-04 2015-03-16 ルミリッチ シーオー エルティディ 交流電圧を用いた発光ダイオードランプ
US9557044B2 (en) 2014-10-20 2017-01-31 Energy Focus, Inc. LED lamp with dual mode operation
US9341359B1 (en) 2014-12-15 2016-05-17 Jose M. Fernandez Tubular light emitting diode lighting device having selectable light output
KR101869279B1 (ko) * 2015-10-05 2018-06-21 금호전기주식회사 Led 램프
US9674910B1 (en) * 2016-06-21 2017-06-06 Alfasemi Inc. Filament simulation circuit for LED tube
FR3119071A1 (fr) * 2021-01-21 2022-07-22 Thales Système de rétroéclairage d'un afficheur LCD pour l'avionique

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI601443B (zh) * 2004-06-03 2017-10-01 皇家飛利浦有限公司 發光二極體之外殼
US7375476B2 (en) 2005-04-08 2008-05-20 S.C. Johnson & Son, Inc. Lighting device having a circuit including a plurality of light emitting diodes, and methods of controlling and calibrating lighting devices
KR100867551B1 (ko) 2007-05-18 2008-11-10 삼성전기주식회사 Led 어레이 구동 장치
KR101002895B1 (ko) 2008-10-16 2010-12-21 박명구 Led 형광램프
KR100933076B1 (ko) 2009-02-05 2009-12-21 금호전기주식회사 Led 형광램프
EP2222134A3 (fr) 2009-02-05 2015-12-30 Myung Koo Park Lampe fluorescente à DEL
TWI422282B (zh) * 2009-07-24 2014-01-01 Midas Wei Trading Co Ltd A lighting device for driving a light emitting diode using an insulated piezoelectric transformer
CN101668369A (zh) * 2009-10-01 2010-03-10 英飞特电子(杭州)有限公司 一种高效率恒流led驱动器
US20110163679A1 (en) * 2010-01-07 2011-07-07 Walsin Lihwa Corporation Ac light emitting diode device having integrated passive device
KR20140080477A (ko) 2011-05-19 2014-06-30 금호전기주식회사 Led형광램프

Also Published As

Publication number Publication date
MX2013013375A (es) 2014-08-01
CA2840268A1 (fr) 2012-11-22
US20140084793A1 (en) 2014-03-27
KR20140080477A (ko) 2014-06-30
WO2012157807A1 (fr) 2012-11-22
US8987998B2 (en) 2015-03-24

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Legal Events

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EEER Examination request

Effective date: 20131127

MKLA Lapsed

Effective date: 20220301

MKLA Lapsed

Effective date: 20200831